1 pound cucumbers cut into 1-inch pieces on the bias

1 teaspoon kosher salt

2 tablespoons white distilled vinegar

1/2 teaspoon finely grated garlic 

1 tablespoon plus 1 teaspoon sesame oil 

1 tablespoon gochugaru

2 teaspoons fish sauce

1 teaspoon granulated sugar

Coarsely chopped chives, thinly sliced scallions, or cilantro or flat-leaf parsley leaves for garnish (optional)